Great Blue Hole – The world’s biggest ocean sinkhole in Belize by memolandsNovember 12, 2020 Analysis of stalactites found in the Great Blue Hole shows that formation took place Share this postClick to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to email this to a friend (Opens in new window)Click to print (Opens in new window) Read More